Environmental Monitoring and Mitigation System Using Bilayer Tablets

Publication ID: 24-11857684_0007_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Environmental Monitoring and Mitigation System Using Bilayer Tablets,” Published Technical Disclosure No. 24-11857684_0007_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857684_0007_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,684.

Summary of the Inventive Concept

A novel system utilizing bilayer tablets comprising acetylsalicylic acid and pseudoephedrine to detect and respond to environmental changes, mitigate climate change effects, and promote ecosystem health.

Background and Problem Solved

The original patent disclosed bilayer tablets for pharmaceutical applications, but environmental monitoring and mitigation technologies are limited in their ability to detect and respond to environmental stressors. This inventive concept addresses this limitation by repurposing the core technology to develop a system for monitoring and controlling environmental pollution, mitigating climate change effects, and promoting ecosystem health.

Detailed Description of the Inventive Concept

The system comprises a bilayer tablet designed to detect changes in environmental conditions, such as temperature, humidity, or toxin presence. The tablet's layers contain acetylsalicylic acid and pseudoephedrine, which interact to trigger a response to environmental changes. This response can be used to activate alarms, initiate remediation processes, or provide data for environmental monitoring. The tablet can be administered to subjects to enhance their natural resilience to environmental stressors, or used in agricultural applications to promote healthy plant growth and development.

Novelty and Inventive Step

The new claims introduce a novel application of the bilayer tablet technology, shifting from pharmaceutical uses to environmental monitoring and mitigation. The inventive step lies in the unexpected use of acetylsalicylic acid and pseudoephedrine in a system for detecting and responding to environmental changes, and in the development of a device that can promote ecosystem health.

Alternative Embodiments and Variations

Alternative embodiments may include using different active pharmaceutical ingredients, modifying the tablet's composition or structure, or integrating the tablet with other environmental monitoring technologies. Variations may include using the tablet in different environmental settings, such as aquatic or terrestrial ecosystems, or developing wearable devices that utilize the tablet technology.

Potential Commercial Applications and Market

The environmental monitoring and mitigation system has significant commercial potential in industries such as environmental consulting, agriculture, and eco-friendly technologies. The market for environmental monitoring technologies is growing rapidly, and this inventive concept offers a unique solution that can be adapted to various applications and industries.

CPC Classifications

SectionClassGroup
A A61 A61K9/209
A A61 A61J3/10
A A61 A61K31/137
A A61 A61K31/616
A A61 A61K9/2009
A A61 A61K9/2018
A A61 A61K9/2054
A A61 A61K9/2059

Field of Art

Pharmaceutical formulation and drug delivery systems, with expertise in bilayer tablet design, pharmaceutical composition, and environmental monitoring technologies

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degrees in pharmaceutical sciences, chemical engineering, or related fields, possessing knowledge of tablet formulation techniques, drug delivery mechanisms, and interdisciplinary applications of pharmaceutical technologies

Obviousness Rationale

A PHOSITA would recognize that the environmental monitoring application of the bilayer tablet represents a predictable extension of existing pharmaceutical tablet technology. The core structural and compositional elements from the source patent are directly transferable to the novel environmental monitoring context. The use of pharmaceutical ingredients in alternative technological domains is a well-established practice in interdisciplinary research and development.

Obvious Combinations & Variations

Source Patent Element
Bilayer tablet comprising acetylsalicylic acid and sodium carbonate with specific granulation techniques
PTD Variation
Adapting the bilayer tablet structure for environmental monitoring and toxin detection applications
Obviousness Reasoning
A PHOSITA would recognize that tablet formulation techniques are readily adaptable across different technological domains, with predictable modifications to achieve new functional objectives
Source Patent Element
Precise weight ratios of active pharmaceutical ingredients within tablet composition
PTD Variation
Modifying ingredient ratios to optimize environmental sensing and response capabilities
Obviousness Reasoning
Ingredient ratio optimization is a standard design approach in pharmaceutical formulation, representing a known technique for achieving desired performance characteristics
Source Patent Element
Intragranular and extragranular composition strategies
PTD Variation
Leveraging existing granulation techniques to create responsive environmental monitoring tablet structures
Obviousness Reasoning
Granulation techniques are well-understood in the art, and applying them to new technological contexts represents an obvious design choice with predictable results
Source Patent Element
Pharmaceutical tablet designed for specific physiological interactions
PTD Variation
Repurposing tablet technology for ecosystem health monitoring and environmental stress detection
Obviousness Reasoning
Interdisciplinary technology transfer is a common innovation strategy, particularly when core technological principles remain consistent across different application domains
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857684 and the disclosed environmental monitoring variations, a person of ordinary skill in the art would find the claimed environmental monitoring and mitigation system using bilayer tablets to be an obvious extension of existing pharmaceutical tablet technology, rendering potential patent claims in this domain anticipated and non-patentable under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,684
TitleOral bilayer tablets comprising acetylsalicylic acid and pseudoephedrine, methods of preparing and using thereof
Assignee(s)BAYER AKTIENGESELLSCHAFT